Hebei Hong'an Fire Door Co., Ltd. is one of the most reliable manufacturers and suppliers of steel fire door in China. If you're going to buy durable steel fire door made in China, welcome to get free sample from our factory. All customized products are with high quality and low price.
Brief Introduction of Steel Fire Door (GFM)
Corvus Headquarters Complex
Steel fire door (code: GFM) is a key fire separation component for buildings. It is manufactured strictly in accordance with GB 12955-2008 (currently in force) and the new standard GB 12955-2024, and holds the mandatory CCC fire certification. Constructed with a steel plate shell and Class A non-combustible refractory core material, the door maintains both structural integrity and thermal insulation within the specified time. It prevents the horizontal spread of flames and toxic flue gas, securing precious time for personnel evacuation and fire fighting.
Corvus Headquarters Complex
The door leaf is formed with high-quality cold-rolled galvanized steel sheets. The face plate of the door leaf is no less than 0.8 mm thick, and the door frame steel plate is at least 1.2 mm thick. The interior of the door leaf is fully filled with high-density fire rock wool or perlite fire boards without hollow cavities or gaps. Intumescent fire sealing strips are embedded in the door frame, and the gap between the door leaf and frame is kept within 3 mm after closure, realizing both fire resistance and smoke containme
fire resistance rating
widely applicable to various industrial and civil buildings
Available configurations include single-leaf, double-leaf and unequal-leaf doors, which can be fitted with fire-rated viewing windows. The surface is finished with electrostatic powder coating for rust prevention. With solid structure and excellent impact resistance, this durable product is widely used in fire protection projects for factories, shopping malls, hospitals, office buildings, underground parking lots, residential communities and other industrial and civil constructions.
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